| Name | Lathyrus palustris var. retusus Fernald & H. St. John |
| Authorship | Fernald & H. St. John |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Lathyrus palustris Linnaeus |
| GUID | urn:lsid:ipni.org:names:136183-2 |
| Citation | 1921 Proc. Boston Soc. Nat. Hist. 36: 81 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Lathyrus palustris var. retusus Fernald & H. St. John |
| Identification made in | [no date] (2) |